package io;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;

public class IODemo7 {
    public static void main(String[] args) throws IOException {
        try (InputStream inputStream = new FileInputStream("./test.txt")){
            while(true){
                byte[] buffer = new byte[1024];
                int n = inputStream.read(buffer);
                if(n == -1){
                    break;
                }
                for(int i = 0; i < n; i++){
                    System.out.printf("%x ", buffer[i]);
                }
            }

        }
    }
}
